Prevalence of frailty among patients with inflammatory bowel disease and its association with clinical outcomes: a systematic review and meta-analysis

Table 2 Impact of frailty on clinical outcomes in patients with IBD

Outcome	Study	Sample size	Effect size	P(z-text)	I² (%)
Mortality	Alexander [25], Kochar [54]	57,992	2.25 (1.11, 4.55)	< 0.05	98.1
Infections	Singh [34]	5987	1.23 (0.94, 1.60)	0.124	76.0
Hospitalizations	Alexander [25], Kochar [54]	57,992	1.72 (0.88, 3.36)	0.114	99.5
Readmission	Alexander [25]	47,402	1.21 (1.17, 1.25)	< 0.05	–
Risk of IBD-related surgery	Alexander [25]	47,402	0.78 (0.66, 0.91)	< 0.05	–

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